Boys' Underwear
Our collection of boys’ underwear includes all the essentials needed for a new term. Alongside briefs, trunks and vests, you’ll find socks in uniform-friendly colours such as grey, black and navy. We’ve got everyday ankle-length pairs as well as PE-ready choices with cushioned soles. Make sure they’re kitted out from weekdays to weekends with one of our handy multi-packs
NewNewM&S Collection5pk Cotton Rich Stripe Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Stripe Trunks (2-16 Yrs)
New- £1.90 per pair£1.90 per pairM&S Collection
5 Pack Cotton Rich Trunks (2-16 Yrs)
Current Price
£9.50M&S Collection5 Pack Cotton Rich Trunks (2-16 Yrs)
£1.90 per pairAverage rating: 4.0 out of 5
£1.90 per pair - M&S Collection
5pk Cotton Camo Trunks (2 - 16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Camo Trunks (2 - 16 Yrs)
Average rating: 4.14 out of 5
- From £1.90 per itemM&S Collection
5pk Pure Cotton Vests (2-16 Yrs)
Current Price
£9.50M&S Collection5pk Pure Cotton Vests (2-16 Yrs)
£1.90 per itemAverage rating: 4.65 out of 5
- From £3.33 per itemM&S Collection
3pk Cotton Rich with Lycra® Trunks (6-16 Yrs)
Current Price
£10M&S Collection3pk Cotton Rich with Lycra® Trunks (6-16 Yrs)
Average rating: 4.68 out of 5
- 95p per item95p per pairM&S Collection
10pk Pure Cotton Briefs (2-16 Yrs)
Current Price
£9.50M&S Collection10pk Pure Cotton Briefs (2-16 Yrs)
95p per pairAverage rating: 4.56 out of 5
95p per pair - M&S Collection
5pk Cotton Rich Gaming Trunks (5-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Gaming Trunks (5-16 Yrs)
Average rating: 5.0 out of 5
- M&S Collection
3pk Cotton Rich With Stretch Plain Trunks (6-16 Yrs)
Current Price
£10M&S Collection3pk Cotton Rich With Stretch Plain Trunks (6-16 Yrs)
Average rating: 4.13 out of 5
- M&S Collection
5pk Cotton Rich Tie Dye Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Tie Dye Trunks (2-16 Yrs)
Average rating: 5.0 out of 5
- From £3.33 per itemM&S Collection
3pk Cotton Rich with Stretch Plain Trunks (6-16 Yrs)
Current Price
£10M&S Collection3pk Cotton Rich with Stretch Plain Trunks (6-16 Yrs)
Average rating: 5.0 out of 5
- Online OnlyOnline OnlyHYPE
3pk Pure Cotton Trunks (7-12 Yrs)
Sale price£5.50
Previous price£18
HYPE3pk Pure Cotton Trunks (7-12 Yrs)
3 colours availableAverage rating: 4.75 out of 5
Sale
Online Only - M&S Collection
5pk Cotton Rich Shark Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Shark Trunks (2-16 Yrs)
Average rating: 5.0 out of 5
- £1.90 per pair£1.90 per pairM&S Collection
5 Pack Cotton Rich Trunks (2-16 Yrs)
Current Price
£9.50M&S Collection5 Pack Cotton Rich Trunks (2-16 Yrs)
£1.90 per pairAverage rating: 4.45 out of 5
£1.90 per pair - M&S Collection
5pk Cotton Rich Football Trunks (5-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Football Trunks (5-16 Yrs)
Average rating: 4.71 out of 5
- 95p per pair95p per pairM&S Collection
10pk Pure Cotton Briefs (2-16 Yrs)
Current Price
£9.50M&S Collection10pk Pure Cotton Briefs (2-16 Yrs)
95p per pairAverage rating: 4.46 out of 5
95p per pair - M&S Collection
5pk Cotton Rich Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Trunks (2-16 Yrs)
Average rating: 5.0 out of 5
- £1.35 per itemM&S Collection
7pk Pure Cotton Transport Print Briefs (18 Mths - 7 Yrs)
Current Price
£9.50M&S Collection7pk Pure Cotton Transport Print Briefs (18 Mths - 7 Yrs)
Average rating: 4.12 out of 5
- M&S Collection
5pk Cotton Rich with Stretch Game Print Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich with Stretch Game Print Trunks (2-16 Yrs)
Average rating: 4.59 out of 5
- M&S Collection
5pk Pure Cotton Avengers™ Briefs (2-12 Yrs)
Current Price
£9.50 - £10.50M&S Collection5pk Pure Cotton Avengers™ Briefs (2-12 Yrs)
Average rating: 5.0 out of 5
- M&S Collection
7pk Pure Cotton Animal Briefs (18 Mths - 10 Yrs)
Current Price
£9.50 - £10.50M&S Collection7pk Pure Cotton Animal Briefs (18 Mths - 10 Yrs)
Average rating: 4.67 out of 5
- M&S Collection
5pk Cotton Rich Star Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich Star Trunks (2-16 Yrs)
Average rating: 4.8 out of 5
- £1.90 per pair£1.90 per pairM&S Collection
5 Pack Cotton Rich Trunks (2-16 Yrs)
Current Price
£9.50M&S Collection5 Pack Cotton Rich Trunks (2-16 Yrs)
£1.90 per pairAverage rating: 4.56 out of 5
£1.90 per pair - From £1.90 per itemM&S Collection
5pk Pure Cotton Vests (2-16 Yrs)
Current Price
£9.50M&S Collection5pk Pure Cotton Vests (2-16 Yrs)
£1.90 per itemAverage rating: 4.59 out of 5
- M&S Collection
5pk Cotton Rich with Stretch Striped Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5pk Cotton Rich with Stretch Striped Trunks (2-16 Yrs)
Average rating: 4.23 out of 5
- Online OnlyOnline OnlyJACK & JONES JUNIOR
5pk Cotton with Stretch Trunks
Current Price
£25JACK & JONES JUNIOR5pk Cotton with Stretch Trunks
Average rating: 5.0 out of 5
Online Only - M&S Collection
Cotton Rich Dinosaur Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S CollectionCotton Rich Dinosaur Trunks (2-16 Yrs)
Average rating: 3.0 out of 5
- M&S Collection
3P 1884 Marl Trunks (6-16 Yrs)
Current Price
£10M&S Collection3P 1884 Marl Trunks (6-16 Yrs)
Average rating: 5.0 out of 5
- £2.37 per itemM&S Collection
4pk Pure Cotton Short Sleeve Vests (2-16 Yrs)
Current Price
£9.50M&S Collection4pk Pure Cotton Short Sleeve Vests (2-16 Yrs)
Average rating: 4.21 out of 5
- M&S Collection
7pk Pure Cotton Transport Briefs (18 Mnths - 10 Yrs)
Current Price
£9.50 - £10.50M&S Collection7pk Pure Cotton Transport Briefs (18 Mnths - 10 Yrs)
Average rating: 5.0 out of 5
- Online OnlyOnline OnlyHYPE
3pk Pure Cotton Trunks (7-12 Yrs)
Sale price£5.50
Previous price£18
HYPE3pk Pure Cotton Trunks (7-12 Yrs)
3 colours availableAverage rating: 4.75 out of 5
Sale
Online Only - M&S Collection
3pk Cotton Rich with Stretch Printed Trunks (6-16 Yrs)
Current Price
£10M&S Collection3pk Cotton Rich with Stretch Printed Trunks (6-16 Yrs)
Average rating: 5.0 out of 5
- £1.35 per itemM&S Collection
7pk Pure Cotton Space Briefs (18 Mths - 7 Yrs)
Current Price
£9.50M&S Collection7pk Pure Cotton Space Briefs (18 Mths - 7 Yrs)
Average rating: 4.25 out of 5
- From £1.90 per itemM&S Collection
5pk Pure Cotton Vests (2-16 Yrs)
Current Price
£9.50M&S Collection5pk Pure Cotton Vests (2-16 Yrs)
£1.90 per itemAverage rating: 4.75 out of 5
- £3.66 per itemM&S Collection
3pk Cotton Rich Patterned Trunks (6-16 Yrs)
Current Price
£11M&S Collection3pk Cotton Rich Patterned Trunks (6-16 Yrs)
Average rating: 5.0 out of 5
- M&S Collection
5 Pack Cotton Rich Star Print Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection5 Pack Cotton Rich Star Print Trunks (2-16 Yrs)
Average rating: 4.75 out of 5
- M&S Collection
3pk Cotton Rich with Stretch Minecraft™ Trunks (4-16 Yrs)
Current Price
£11.50 - £12.50M&S Collection3pk Cotton Rich with Stretch Minecraft™ Trunks (4-16 Yrs)
Average rating: 4.71 out of 5
- M&S Collection
Cotton Rich Star Print Trunks (2-16 Yrs)
Current Price
£11.50 - £12.50M&S CollectionCotton Rich Star Print Trunks (2-16 Yrs)
- Online OnlyOnline OnlyJACK & JONES JUNIOR
3pk Cotton Rich Trunks (8-16 Yrs)
Current Price
£18JACK & JONES JUNIOR3pk Cotton Rich Trunks (8-16 Yrs)
Average rating: 5.0 out of 5
Online Only - £1.35 per itemM&S Collection
7pk Animal Briefs (271/2lbs - 7 Yrs)
Current Price
£9.50M&S Collection7pk Animal Briefs (271/2lbs - 7 Yrs)
Average rating: 3.7 out of 5
- From £3.33 per itemM&S Collection
3pk Cotton Rich Plain Trunks (6-16 Yrs)
Current Price
£10M&S Collection3pk Cotton Rich Plain Trunks (6-16 Yrs)
Average rating: 4.44 out of 5
- £4.16 per itemM&S Collection
3pk Harry Potter™ Pure Cotton Trunks (6-16 Yrs)
Current Price
£12.50M&S Collection3pk Harry Potter™ Pure Cotton Trunks (6-16 Yrs)
Average rating: 4.75 out of 5